Articles tagged with Transporter Proteins
A research team at HHU Düsseldorf has discovered how the transport protein Rrm4 acts as a precision logistics expert in the fungus Ustilago maydis. The protein uses specific 'zip codes' on mRNA to identify and bind to, ensuring stable transport to distant sites within the cell.
Scientists have discovered new ways to kill bacteria by targeting the MurJ transporter, a key component of peptidoglycan biosynthesis. Researchers found that phage-derived protein antibiotics inhibit MurJ's activity, providing potential targets for antibacterial drugs.
A research team clarifies the molecular mechanism of Ostα/β, a major basolateral bile acid exporter in enterocytes. The study reveals a unique seven-transmembrane fold and lateral substrate-binding groove that accommodates amphipathic substrates.
A new iron transporter protein, OsIET1, has been identified in rice, crucial for delivering iron to young leaves. The study reveals OsIET1 mediates inter-vascular Fe transfer, promoting optimal plant growth and productivity.
Scientists have comprehensively studied the function and structure of SLC13A5 membrane transporter, revealing molecular mechanisms linked to severe epilepsy. The study analyzed nearly ten thousand genetic mutations and identified disease-causing variants, shedding new light on the mechanisms of this disease.
Researchers found that measuring lipoprotein markers in a simple blood test can identify individuals at high risk of cardiovascular disease more effectively. The study analyzed data from over 200,000 people and showed that the total number of 'bad cholesterol' particles is the most important factor to consider when testing for future h...
The study reveals that CBL-CIPK complex senses specific Ca2+ signals, phosphorylates ZIP12, and initiates its partial degradation to fine-tune the plant's response to Zn deficiency environments. This negative feedback mechanism effectively regulates zinc homeostasis and maintains efficient resource utilization.
A team of researchers from Goethe University and Kiel University has discovered a way to prevent the formation of harmful protein aggregates in cultured cells. The study found that linking TDP-43 with SUMO prevents its aggregation, suggesting a potential new approach for treating ALS and other neurodegenerative diseases.
Researchers at MIT have discovered that a genetic variant can lead to defects in transfer RNA molecules, causing embryonic face cells to fail to fuse properly. This study sheds light on the molecular mechanisms underlying cleft lip and cleft palate formation.
Three NSF-funded investigations are launching on NASA's SpaceX CRS-32 mission to ISS National Laboratory. Investigations aim to advance pharmaceutical manufacturing, develop new materials, and study active matter in microgravity environment.
Researchers from ICTER have determined the 3D structure of RBP3, a key molecule in the visual cycle, shedding light on its role in retinal diseases such as diabetic retinopathy. The study reveals conformational changes upon binding to ligands, providing new insights into its functional mechanisms.
Researchers have uncovered the molecular mechanism of ATG-9 in regulating lysosome integrity by modulating phospholipid distribution. This study suggests that reduced ATG-9 scramblase activity facilitates lysosome biogenesis and repair, highlighting ATG-9 as a promising therapeutic target for diseases related to lysosomal dysfunction.
Scientists have discovered a novel regulator of the mitochondrial sodium-calcium exchanger (NCLX), which helps maintain calcium balance in mitochondria. The discovery of TMEM65 could lead to new therapeutic agents to combat calcium overload associated with heart failure and Alzheimer's disease.
Researchers have gained detailed insights into RBP3's structure and mechanism of action, shedding light on its role in protecting the retina from diseases. The study suggests potential therapies to slow or stop retinal degeneration, including RP and myopia.
Researchers develop AI model to predict novel mutations in protein sequences, combining grammatical and semantic changes. The method uses all available information about the sequence and mutations to create a more accurate prediction model.
Researchers at Kyoto University have captured the first high-resolution structure of Ebola's nucleocapsid using single-particle cryo-electron microscopy. This visualization reveals sophisticated interactions between structural components, including VP24 and NP proteins, which govern virus assembly, RNA synthesis, and transport.
Researchers at WVU have discovered a way to fine-tune zinc activity to improve messaging in the brain, with potential applications for treating conditions such as autism, schizophrenia and Alzheimer's disease. The study identified new compounds that can selectively change synaptic connections by modulating zinc levels.
Researchers developed Janus-type supramolecules that form stable ribbon-type assemblies, guiding the arrangement of ion channels across lipid membranes. The supramolecular channels mediate efficient and selective K+ transport, disrupting cancer cell balance and inducing apoptosis.
This study identified PIBP4, a PRA protein, as a crucial component of the PigmR-mediated immune signaling pathway in rice. The absence of PIBP4 and its interacting partner OsRab5a compromised blast resistance by disrupting PigmR's microdomain localization.
Researchers discovered that PanK4 plays a crucial role in regulating glucose uptake and fatty acid oxidation in skeletal muscles. The protein is activated by physical exercise and has potential as a target for treating metabolic diseases such as type 2 diabetes.
A new study from NUS Medicine has found that the protein Spns1 plays a key role in recycling fats out of cell compartments called lysosomes, preventing diseases like lysosomal storage disorders. The research uses cryoelectron microscopy to understand how Spns1 transports fats and highlights its importance for cellular health.
A new method allows for accurate measurement of blood-brain barrier permeability, revealing that many CNS drugs penetrate the barrier rapidly. The study found that plasma proteins play a crucial role in maintaining brain delivery of lipophilic agents.
Thousands of proteins rely on their tails to become successfully embedded within the cellular membrane. Researchers discovered a protein called YidC that helps short tails cross the fatty membrane, enabling functional protein-tail integration.
Researchers at Arizona State University propose a unifying explanation for Alzheimer’s disease, focusing on the role of chronic stress granules in disrupting gene activity. The condition causes massive changes in gene expression, affecting every known neuropathology and clinical manifestation.
A new study identified USP5 as an enzyme crucial for breaking down unneeded or damaged proteins in the heart. Low levels of USP5 lead to protein buildup, triggering dilated cardiomyopathy in animal models. Increasing USP5 levels helps clear protein 'junk', improving heart function and reducing disease progression.
Researchers use knowledge of molecular motors to enhance DNA-nanoparticle motors, reducing speed disparities. The engineered motor achieves speeds of 30 nm/s with improved processivity and run-length, comparable to natural motor proteins.
Researchers identify Fam102a as a key regulator of both osteoclast and osteoblast differentiation, leading to enhanced osteoblast formation and bone volume. The study reveals significant protein-protein interactions involving Fam102a and Kpna2, shedding light on the critical molecular interactions involved in bone remodeling.
Researchers discovered that RNA modifications enable fungi to evade drug treatment and become temporarily resistant. This finding could lead to better treatment options against fungal infections by targeting specific RNA modification mechanisms.
A Cornell University team has made a groundbreaking finding in apple cells, demonstrating that a structural cell protein directly influences DNA transcription into RNA. This breakthrough has significant implications for understanding gene expression in all nucleus-containing cells, including humans.
Scientists at the Institute of Physical Chemistry Polish Academy of Sciences created a method to measure molecular brightness and eliminate background light. This technique allows for counting individual photons emitted by molecules, enabling precise measurement of molecule concentrations. The researchers applied this approach to study...
Researchers discovered a grapevine transport protein that acts similarly to animal proteins, mediating ion uptake and solute distribution. This finding has implications for agricultural biotechnology and could lead to higher quality crops.
Researchers at POSTECH have identified GLUT3 as essential for the suppressive function of regulatory T cells in tumor microenvironments, which can be targeted for cancer immunotherapy. The team's findings highlight the critical role of GLUT3 in regulating protein modifications that sustain immune suppression within tumors.
Researchers at the University of Pittsburgh found that blocking the uptake of lactic acid, a key factor in T cell exhaustion, can reinvigorate these cells. This new approach shows promise for improving tumor control and treatment outcomes in various cancers.
A new mechanism has been found by which tumor cells escape the immune system, involving a protein called IRGQ. Studies have shown that suppressing IRGQ can trigger a stronger immune response against cancer cells, leading to improved survival rates in liver cancer patients.
Researchers at Linköping University have developed a new version of AlphaFold that can predict the shape of very large and complex protein structures, integrating experimental data. This breakthrough aims to improve the development of new proteins for medical drugs.
Researchers at Osaka Metropolitan University have discovered a key protein involved in transporting boron into plant cells. The protein complex, containing KNS3 and its homologs, facilitates the movement of boric acid channels from endoplasmic reticulum to plasma membrane.
A new study in mice shows a unique mRNA delivery method can successfully edit faulty genes in fetal brain cells. The technology has the potential to stop progression of genetic-based neurodevelopmental conditions like Angelman syndrome and Rett syndrome before birth.
Researchers at EMBL Hamburg and CSSB have uncovered the molecular details of vitamin B1 absorption, revealing critical transporters and barriers that hinder its progress. The study sheds light on rare diseases caused by SLC19A3 mutations and potentially life-threatening hidden deficiencies triggered by certain medications.
Scientists at Umeå University discovered how Listeria bacteria transport calcium differently from human cells, helping it survive in harsh conditions. The findings have led to the development of new strategies for combating bacterial infections and ensuring food safety.
A team of researchers discovered a protein that blocks bone-forming cells by preventing them from maturing. The study found that the protein CLEC14A reduces bone formation, while its absence leads to increased mineralized bone tissue.
A team from UNIGE and EPFL has demonstrated the Entropic Pulling mechanism of Hsp70 chaperones, a long-debated theory that explains their role in controlling protein quality. The study uses nanopore single-molecule technology to show that Hsp70s generate a strong force to manipulate protein structure, ruling out previous models.
Scientists at RIKEN CPR created a method to change albumin's molecular ID card, allowing for targeted treatments against diseases like cancer. The new technology can transport proteins out of the body, mimicking drug delivery and removal.
A new AI-based approach called SPOT can predict substrate matches for transport proteins with an accuracy above 92%, speeding up laboratory experiments and enabling biotechnological applications. The model uses a training dataset of over 8,500 experimentally validated transporter-substrate pairs to make predictions.
Tobacco plant molecular farming offers advantages over traditional approaches, including lower costs and high-yield production. A comprehensive study addresses the challenge of subcellular localization for recombinant protein production, focusing on ER, vacuole, chloroplast, and apoplast targeting strategies.
Researchers develop novel method to study ribosomes producing D1 protein, identifying 140 additional proteins involved in its assembly. STIC2 and SRP54 proteins play key roles in correct incorporation of central proteins into thylakoid membrane.
Researchers studied how viruses move proteins in fruit flies to infect other animals. They found that viral proteins have built-in GPS signals guiding them to precise locations within the host cells. This knowledge could lead to new strategies for disrupting virus movement and controlling insect-borne diseases.
Scientists at St. Jude Children's Research Hospital have elucidated the structural mechanism of URAT1, a protein linked to gout, using cryo-electron microscopy. The findings reveal how URAT1 transports urate and offer new insights for developing more effective treatments for gout.
A new study reveals a link between senescent cells and the protein HIRA, which helps pack and unpack DNA. The research team discovered that HIRA is necessary for the cells to begin emitting inflammatory molecules, leading to chronic inflammation in the body.
A recent study identified a protein named importin-7 (IPO7) as a carrier that transports flavivirus core proteins into host cell nuclei. The study found that IPO7 plays a crucial role in the efficient production of viral particles, even though initial replication was comparable between two cell types. Blocking this transport mechanism ...
A study by Florida Atlantic University researchers has identified novel players in dopamine signaling using Caenorhabditis elegans. They found that mutations in the BBSome protein complex, which regulates transport and signaling in cells, can lead to rare genetic disorders like Bardet-Biedl Syndrome.
Researchers discovered how cocaine affects the dopamine transporter, a protein that regulates dopamine levels in the brain. This knowledge could pave the way for medical treatments for cocaine abuse and potentially other addictive substances.
A new study reveals that Meteorin-like protein saps energy from T cells, severely limiting their ability to fight cancer. By understanding this signaling pathway, researchers may be able to develop targeted treatments to restore metabolic health and enhance the immune system's power against tumors.
Researchers found that folded peptides are more electrically conductive than their unfolded counterparts due to the formation of a specific secondary structure called the 3_10 helix. This discovery has implications for the design and development of molecular electronic devices.
A new study presents GeneMAP, a platform that maps metabolic gene functions more precisely, identifying key gene-metabolite associations at the heart of mitochondrial metabolism. The tool has already pinpointed one promising association with SLC25A48 and its role in transporting the essential metabolite choline.
Researchers at Northwestern University developed a method to load therapeutic cargo into extracellular vesicles, effectively delivering engineered proteins to specific diseased cells. This approach could enable more effective and affordable biological medicines for diseases like immunotherapy and regenerative medicine.
A previously unknown mechanism in the brain causes migraine attacks by carrying proteins to specific nerve cells, explaining one-sided headaches. The discovery may lead to new treatment options and help understand other headache diseases.
Researchers used ultrafast terahertz Stark spectroscopy to characterize the molecular quantum states involved in the proton pump reaction of bacteriorhodopsin. The study reveals pronounced quantum state mixing in the early electronic and nuclear dynamics, supporting a picture of mixed excited-state characters.
Researchers at the University of Konstanz have identified a molecular mechanism in plant cellular recycling, crucial for managing environmental stress. The ESCRT machine plays a key role in sealing autophagosomes, allowing plants to recycle damaged cell components and recover valuable resources.
A new study reveals specialized proteins can dramatically delay ice crystal formation in extreme cold, paving the way for impossible organ transplants. Cryogenic damage compromises cellular structures, leading to irreversible damage and organ failure.
A team of researchers has created a water-soluble version of the bacterial enzyme histidine kinase, which could be used in high-throughput screens to rapidly test potential drugs that target this enzyme. The new protein retains its natural functions despite being converted from a hydrophobic protein.